[jira] [Work started] (PIG-4913) Reduce jython function initiation during compilation

["Adam Szita (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/PIG-4913?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on PIG-4913 started by Adam Szita.
---------------------------------------
> Reduce jython function initiation during compilation
> ----------------------------------------------------
>
>                 Key: PIG-4913
>                 URL: https://issues.apache.org/jira/browse/PIG-4913
>             Project: Pig
>          Issue Type: Improvement
>            Reporter: Rohini Palaniswamy
>            Assignee: Adam Szita
>
> While investigating PIG-4908, saw that ScriptEngine.getScriptAsStream was invoked way too many times during compilation phase for a simple script.
> {code:title=sleep.py}
> #!/usr/bin/python
> import time;
> @outputSchema("sltime:int")
> def sleep(num):
>     if num == 1:
>         print "Sleeping for %d minutes" % num;
>         time.sleep(num * 60);
>     return num;
> {code}
> {code:title=sleep.pig}
> register 'sleep.py' using jython;
> A = LOAD '/tmp/sleepdata' as (f1:int);
> B = FOREACH A generate $0, sleep($0);
> STORE B into '/tmp/tezout';
> {code}



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